id summary reporter owner description type status milestone component version severity resolution keywords cc 3391 call_once ignores return value anonymous Anthony Williams "The following code in call_once() ignores return value from windows api: boost\thread\win32\once.hpp:120 {{{ void* const mutex_handle(::boost::detail::create_once_mutex(&flag)); BOOST_ASSERT(mutex_handle); }}} ::boost::detail::create_once_mutex can return NULL but there is only BOOST_ASSERT." Bugs closed Boost 1.41.0 thread Boost 1.40.0 Problem fixed call_once,mutex,win32,ignore,result